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It is argued that the multi-store model of memory is too simple. The model suggests that the short-term memory and long-term memory are unitary stores. However, this appears to be too simple to account fo...

As you move down group 7 from fluorine to iodine, the reactivity of the elements decreases. The halogens are non-metals and when non-metals react with metals, they GAIN the electrons that the metals lose....

Start on the left side of the binary number - the first digit is the "128s" digit - there are no "128s" in 83 (as 128 is clearly larger than 128), so we start with a 0.Next is 64 - the...

Red Blood Cells (erythrocytes) are approximately 0.01 mm, so only one can pass through the small capillary. The advantage of this is that there is a larger surface area exposed, more time available and sh...

Start by look at the right hand side of the equation, first expand (x-3)² which is also the same as (x-3)(x-3). This comes out to equal (x²-6x+9). Next multiply (x² -6x+9)...